Home / 4,220.48-6,331.23-1,756.97

Finding the Fourth Proportional to 4,220.48, 6,331.23 and 1,756.97

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Solution

The fourth proportional to 4,220.48, 6,331.23 and 1,756.97 is: 2,635.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.48 : 6,331.23 = 1,756.97 : x
  2. Step 2: Convert to fraction form
    4,220.48/6,331.23 = 1,756.97/x
  3. Step 3: Cross multiply
    4,220.48x = 6,331.23 × 1,756.97
  4. Step 4: Simplify right side
    4,220.48x = 11,123,740.73
  5. Step 5: Solve for x
    x = 11,123,740.73/4,220.48
  6. Step 6: Final answer
    x = 2,635.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.